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29 Cards in this Set
- Front
- Back
Which week of prenatal development does facial development occur? |
4th |
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The _______ form the alaie or sides of the nose |
Lateral nasal processes |
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The upper lip is formed by the fusion of the ___with the__. |
Maxillary processes and the globular process |
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Failure of the maxillary processes to fuse with the globular processes will result in a ______. |
Cleft lip |
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In which gender is cleft palate more common? |
Females |
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The palate is formed by the fusion of the ______ with the _____. |
Primary palate (pre-maxilla, intermaxillary segment) and the lateral palatine process |
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The _____ period of prenatal development occurs between the third and ninth month. |
Fetal |
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The ______ period of prenatal development occurs between the second and eighth week. |
Embryonic |
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What is the embryonic layer that gives rise to the nervous system, the lining of the oral cavity, and the epidermis of the skin? |
Ectoderm |
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Controlled cellular growth and accumulation of byproducts occurs during ______. |
Proliferation |
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The development of specific tissue morphology or differing form due to embryonic cell migration and inductive interactions occurs during ____. |
Morphogenesis |
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Which three embryonic structures does the face and oral cavity develop from? |
Frontal process Maxillary processes Mandibular process |
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The anal end of a developing embryo is called the _____ end. |
Caudal |
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Failure of the lateral palatine processes to fuse with the pre-maxilla will result in what? |
Cleft palate |
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Development of the tongue occurs during the ____ and ___ week of prenatal development |
4th and 8th |
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Development of the palate occurs during the ___ and ___ of prenatal development. |
5th and 12th |
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Development of the lip occurs during the ___ to ___ week or prenatal development. |
6th to 7th |
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The head end of a developing embryo is called the ____ end. |
Cephalic |
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The ____ papilla are 10-13 large papilla arranges in a V shape, located on the posterior dorsum of the tongue. |
Lingual |
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What is a V shaped groove which demarcates the borders of fusion between the body and base of the tongue? |
Sulcus terminalis |
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The base of the tongue develops from the ____. |
Copula |
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The body of the tongue develops from the fusion of the _____ with the ____. |
Lateral lingual swellings and the tuberculum impar |
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True or false: the buccopharyngeal membrane, which consists of ectoderm and endoderm, is located at the location of the primitive mouth of a developing embryo. |
True |
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What is embryology? |
The study of prenatal development. |
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Zygote |
Union of sperm and egg. *fertilization |
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Blastocyst |
Zygote becomes a blastocyst due to ongoing mitosis. |
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Embryo |
Implanted blastocyst |
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Mandibular symphysis |
The mandibular line that separates the left and right. |
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In which gender is cleft lip more common? |
Males |